Projekta aktivitātes

1. Metāliskie nanovadi


    Publikācijas:

  • S. Vlassov, B. Polyakov, L.M. Dorogin, M. Antsov, M. Mets, M. Umalas, R. Saar, R. Lohmus, I. Kink,
    "Elasticity and yield strength of pentagonal silver nanowires: In situ bending tests",
    Materials Chemistry and Physics 143 (2014) 1026-1031.
    (IF=2.129, nozares (95. MATERIALS SCIENCE, MULTIDISCIPLINARY) vidējais IF=1.145067)

  • B. Polyakov, S. Vlassov, L.M. Dorogin, J. Butikova, M. Antsov, S. Oras, R. Lohmus, I. Kink,
    "Manipulation of nanoparticles of different shapes inside a scanning electron microscope",
    Beilstein Journal of Nanotechnology 5 (2014) 133-140.
    (IF=2.326, nozares (117. NANOSCIENCE & NANOTECHNOLOGY) vidējais IF=1.841402)

  • B. Polyakov, S. Vlassov, L.M. Dorogin, N. Novoselska, J. Butikova, M. Antsov, S. Oras, R. Lohmus, I. Kink,
    "Some aspects of formation and tribological properties of silver nanodumbbells",
    Nanoscale Research Letters 9 (2014) 186 (8 pp).
    (IF=2.481, nozares (117. NANOSCIENCE & NANOTECHNOLOGY) vidējais IF=1.841402)

  • S. Vlassov, B. Polyakov, L.M. Dorogin, M. Vahtrus, M. Mets, M. Antsov, R. Saar, A. E. Romanov, A. Lohmus, R. Lohmus,
    "Shape restoration effect in Ag-SiO2 core-shell nanowires",
    Nano Letters 14 (2014) 5201-5205.
    (IF=12.940, nozares (117. NANOSCIENCE & NANOTECHNOLOGY) vidējais IF=1.841402)

  • R. Zabels, B. Polyakov, A. Kuzmin, S. Vlassov, J. Butikova,
    "Laser and LED radiation induced changes in individual Ag nanowires and Ag nanowire meshes",
    in Radiation Interaction with Materials and Its Use in Technologies (2014) 97-100 (ISSN: 1822-508X).

  • B. Polyakov, R. Zabels, A. Sarakovskis, S. Vlassov, A. Kuzmin,
    "Plasmonic photoluminescence enhancement by silver nanowires",
    Physica Scripta 90 (2015) 094008 (4pp).
    (IF=1.126, nozares (143. PHYSICS, MULTIDISCIPLINARY) vidējais IF=1.231152)

  • B. Polyakov, S. Vlassov, L. Dorogin, J. Butikova, K. Smits, M. Antsov, S. Oras, R. Zabels, R. Lohmus,
    "Metal nanodumbbells for nanomanipulations and tribological experiments",
    Physica Scripta 90 (2015) 094007 (7pp)
    (IF=1.126, nozares (143. PHYSICS, MULTIDISCIPLINARY) vidējais IF=1.231152)


  • Tēzes:

  • B. Polyakov, S. Vlassov, L. Dorogin, N. Novoselska, J. Butikova, M. Antsov, S. Oras, R. Zabels, I. Kink, R. Lohmus,
    "Some aspects of formation and tribological properties of silver nanodumbbells".
    Stenda referāts zinātniskajā konferencē: 1st European Workshop on Understanding and Controlling Nano and Mesoscale Friction, Can Picafort, Majorca (Spain), 26-29.05.2014.

  • R. Zabels, B. Polyakov, A. Kuzmin, S. Vlassov, J. Butikova,
    "Laser and led radiation induced changes in individual Ag nanowires and Ag nanowire meshes".
    Stenda referāts zinātniskajā konferencē: 5th International Conference Radiation Interaction with Materials: Fundamentals and Applications, Kaunas, Lithuania, 12-15.05.2014.

  • B. Polyakov, R. Zabels, A. Sarakovskis, S. Vlassov, A. Kuzmin,
    "Silver and gold nanodumbbells for tribological experiments".
    Mutiskais referāts zinātniskajā konferencē: RCBJSF-2014-FMNT, Riga, Latvia, 29.09-02.10.2014.

  • B. Polyakov, R. Zabels, A. Sarakovskis, S. Vlassov, A. Kuzmin,
    "Plasmonic photoluminescence enhancement by silver nanowires".
    Stenda referāts zinātniskajā konferencē: RCBJSF-2014-FMNT, Riga, Latvia, 29.09-02.10.2014.

  • B. Polyakov, S. Vlassov, L. Dorogin, J. Butikova, M. Antsov, R. Zabels, R. Lõhmus,
    "Synthesis and Processing of Metal Nanowires".
    Stenda referāts zinātniskajā konferencē: EuroNanoForum 2015, Riga, Latvia, 10.06-12.06.2015.

  • S. Vlassov, B. Polyakov, L. M. Dorogin, M. Vahtrus, M. Mets, M. Antsov, R. Lõhmus,
    "Electron beam promoted shape restoration effect in Ag-SiO2 core-shell nanowires".
    Stenda referāts zinātniskajā konferencē: 12th International Conference on Materials Chemistry (MC12), York, UK, 20.07-23.07.2015.

  • B. Polyakov, S. Vlassov, L. Dorogin, M. Antsov, J. Butikova, R. Zabels, R. Lohmus,
    "Metal nanodumbbell as a test object for the nanojoint concept".
    Stenda referāts zinātniskajā konferencē: The International Conference on Understanding and Controlling Nano and Mesoscale Friction, Istanbul, Turkey, 22-26.06.2015.



2. Caurspīdīgie pusvadītāji un bezsvina segnetoelektriķi

    Publikācijas:

  • J. Timoshenko, A. Anspoks, A. Kalinko, A. Kuzmin,
    "Temperature dependence of the local structure and lattice dynamics of wurtzite-type ZnO",
    Acta Materialia 79 (2014) 194-202.
    (IF=3.940, nozares (95. MATERIALS SCIENCE, MULTIDISCIPLINARY) vidējais IF=1.145067)

  • M. Dunce, E. Birks, J. Peräntie, J. Hagberg, M. Antonova, A. Sternbergs,
    "Phase Transitions and Electrocaloric Effect in Ca-Modified Na1/2Bi1/2TiO3–SrTiO3–PbTiO3 Solid Solutions",
    IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control 61 (2014) 1364-1367.
    (IF=1.503, nozares (55. ENGINEERING, ELECTRICAL & ELECTRONIC) vidējais IF=0.661476)

  • I. Jonane, J. Timoshenko, A. Kuzmin,
    "EXAFS study of the local structure of crystalline and nanocrystalline Y2O3 using evolutionary algorithm method",
    IOP Conf. Ser.: Mater. Sci. Eng. 77 (2015) 012030:1-5.
    (IF=0.0, nozares (117. NANOSCIENCE & NANOTECHNOLOGY) vidējais IF=1.841402)

  • K. Lazdins, A. Kuzmin,
    "Local structure and lattice dynamics of cubic Y2O3: an x-ray absorption spectroscopy study",
    IOP Conf. Ser.: Mater. Sci. Eng. 77 (2015) 012031:1-5.
    (IF=0.0, nozares (117. NANOSCIENCE & NANOTECHNOLOGY) vidējais IF=1.841402)

  • R. Zabels, I. Manika, K. Schwartz, J. Maniks, R. Grants, M. Sorokin, M. Zdorovets,
    "Depth profiles of indentation hardness and dislocation mobility in MgO single crystals irradiated with swift 84Kr and 14N ions",
    Applied Physics A 120 (2015) 167-173.
    (IF=1.704, nozares (138. PHYSICS, APPLIED) vidējais IF=1.268298)

  • A. Kuzmin, M. Zubkins, R. Kalendarev,
    "Preparation and characterization of tin tungstate thin films",
    Ferroelectrics 484 (2015) 49-54.
    (IF=0.469, nozares (140. PHYSICS, CONDENSED MATTER) vidējais IF=1.81561)

  • A. Kuzmin, A. Anspoks, A. Kalinko, J. Timoshenko, R. Kalendarev, L. Nataf, F. Baudelet, T. Irifune,
    "High-pressure x-ray absorption spectroscopy study of tin tungstates",
    Physica Scripta 90 (2015) 094003 (5pp).
    (IF=1.126, nozares (143. PHYSICS, MULTIDISCIPLINARY) vidējais IF=1.231152)

  • M. Dunce, E. Birks, R. Ignatans, A. Plaude, M. Antonova, M. Kundzinsh, M. Sternberg,
    "Dielectric and polarization properties of Na0.5Bi0.5TiO3-BaTiO3 solid solutions with Na and K niobates",
    Ferroelectrics 485 (2015) 80-88.
    (IF=0.469, nozares (140. PHYSICS, CONDENSED MATTER) vidējais IF=1.81561)

  • M. Dunce, E. Birks, J. Hagberg, J. Peräntie, M. Antonova, A. Sternberg,
    "Interpretation of the electrocaloric effect in Na1/2Bi1/2TiO3-SrTiO3-PbTiO3 solid solutions,
    Ferroelectrics 485 (2015) 143-152.
    (IF=0.469, nozares (140. PHYSICS, CONDENSED MATTER) vidējais IF=1.81561)


  • Tēzes:

  • A. Kuzmin, "X-ray absorption spectroscopy: probing local structure and beyond".
    Mutiskais referāts zinātniskajā konferencē: COST CM 1104 "Reducible Oxides" WG4 meeting, 10-11.04.2014, Riga, Latvia.

  • A. Kuzmin, A. Anspoks, A. Kalinko, J. Timoshenko, R. Kalendarev, "Understanding of atomic and electronic structure of SnWO4".
    Mutiskais referāts zinātniskajā konferencē: EMRS-2014 Spring Meeting, 26-30.05.2014, Lille, France.

  • M. Dunce, E. Birks, M. Antonova, A. Sternberg,
    "Dielectric and electromechanical properties in NBT-BT solid solutions with Na and K niobates".
    Stenda referāts zinātniskajā konferencē: Electroceramics XIV, 16.-20.06.2014.

  • M. Dunce, E. Birks, A. Kuzmin, R. Ignatans, A. Plaude, M. Antonova, A. Sternberg,
    "X-ray diffraction and Raman spectroscopy studies in Na1/2Bi1/2TiO3-SrTiO3-PbTiO3 solid solutions".
    Stenda referāts zinātniskajā konferencē: ECAPD-2014, 07.-11.07.2014.

  • M. Dunce, E. Birks, J. Peräntie, J. Hagberg, M. Antonova, A. Sternberg,
    "Interpretation of the Electrocaloric Effect in NBT-ST-PT Solid Solutions".
    Stenda referāts zinātniskajā konferencē: RCBJSF-2014-FMNT, Riga, Latvia, 29.09-02.10.2014.

  • A. Kuzmin, A. Anspoks, A. Kalinko, J. Timoshenko, R. Kalendarev, L. Nataf, F. Baudelet,
    "High-pressure X-ray Absorption Spectroscopy Study of Tin Tungstates".
    Mutiskais referāts zinātniskajā konferencē: RCBJSF-2014-FMNT, Riga, Latvia, 29.09-02.10.2014.

  • A. Kuzmin, M. Zubkins, R. Kalendarev,
    "Preparation and characterization of tin tungstate thin films".
    Stenda referāts zinātniskajā konferencē: RCBJSF-2014-FMNT, Riga, Latvia, 29.09-02.10.2014.

  • K. Lazdins, A. Kuzmin,
    "Local Structure and Lattice Dynamics of Cubic Y2O3: an X-ray Absorption Spectroscopy Study".
    Stenda referāts zinātniskajā konferencē: RCBJSF-2014-FMNT, Riga, Latvia, 29.09-02.10.2014.

  • I. Jonane, J. Timoshenko, A. Kuzmin,
    "EXAFS Study of the Local Structure of Crystalline and Nanocrystalline Y2O3 Using Evolutionary Algorithm Method".
    Stenda referāts zinātniskajā konferencē: RCBJSF-2014-FMNT, Riga, Latvia, 29.09-02.10.2014.

  • M. Dunce, E. Birks, A. Sarakovskis, M. Antonova, A. Sternberg,
    "Photoluminescence in Er3+-doped 0.4Na0.5Bi0.5TiO3-(0.6-x)SrTiO3-xPbTiO3 solid solutions".
    Mutiskais referāts zinātniskajā konferencē: 11th International Young Scientist conference “Developments in Optics and Communications”, 08.04.-10.04.15, Riga, Latvia.

  • A. Kuzmin, A. Anspoks, A. Kalinko, J. Timoshenko, L. Nataf, F. Baudelet, T. Irifune,
    "X-ray absorption spectroscopy study of high­pressure phase transition in Cu3N". Mutiskais referāts zinātniskajā konferencē: E-MRS 2015 Spring Meeting, 11.05.-15.05.15, Lille, France.

  • R. Zabels, I. Manika, K. Schwartz, J. Maniks, R. Grants, E. Tamanis,
    "Formation of dislocations along tracks of swift heavy ions in LiF crystals".
    Stenda referāts zinātniskajā konferencē: 9th International Symposium on Swift Heavy Ions in Matter, 18.05.-21.05.15, Darmstadt, Germany.



3. Teorētiskā modelēšana no pirmajiem principiem

    Publikācijas:

  • A. Kuzmin, J. Chaboy,
    "EXAFS and XANES analysis of oxides at the nanoscale",
    IUCrJ 1 (2014) 571-589.

  • A.U. Abuova, Yu.A. Mastrikov, E.A. Kotomin, Y. Kawazoe, T.M. Inerbaeva, A.T. Akilbekov,
    "First principles modeling of Ag adsorption on the LaMnO3 (001) surfaces",
    Solid State Ionics 273 (2015) 46-50.
    (IF=2.112, nozares (140. PHYSICS, CONDENSED MATTER) vidējais IF=1.81561)

  • G.A. Kaptagay, T.M. Inerbaev, Yu.A. Mastrikov, E.A. Kotomin, A.T. Akilbekov,
    "Water interaction with perfect and fluorine-doped Co3O4 (100) surface",
    Solid State Ionics 277 (2015) 77-82.
    (IF=2.112, nozares (140. PHYSICS, CONDENSED MATTER) vidējais IF=1.81561)

  • A. Kuzmin, A. Anspoks, A. Kalinko, J. Timoshenko, R. Kalendarev,
    "External pressure and composition effects on the atomic and electronic structure of SnWO4",
    Solar Energy Materials & Solar Cells 143 (2015) 627-634.
    (IF=5.337, nozares (138. PHYSICS, APPLIED) vidējais IF=1.268298)


  • Tēzes:

  • Yu. A. Mastrikov, E. A. Kotomin,
    ”First-principles modelling of processes in complex perovskites for solid oxide fuel cells”.
    Stenda referāts zinātniskajā konferencē: "Reducible oxide chemistry, structure and functions" CM1104 General Meeting, 05-09.11.2013, Uppsala, Sweden.

  • Yu. A. Mastrikov, E. A. Kotomin, R. Merkle, M. M. Kuklja, J. Maier,
    ”First principles calculations of formation and migration of oxygen vacancies in the bulk and at the surface of complex perovskites for solid oxide fuel cell cathodes”.
    Stenda referāts zinātniskajā konferencē: EMRS-2014 Spring Meeting, 26-30.05.2014, Lille, France.

  • Yu. A. Mastrikov, S. Guo, F. Puleo, L. F. Liotta, E. A. Kotomin,
    ”DFT calculations on formation and migration of oxygen vacancies in La0.5Sr0.5Co0.75Fe0.125M0.125O3-δ (M=Pd, Ni) perovskites”.
    Mutiskais referāts zinātniskajā konferencē: COST CM 1104 "Reducible Oxides" General 3rd meeting, 12-14.11.2014, Barcelona, Spain.

  • A. Kuzmin,
    ”The use of x-ray absorption spectra for validation of classical force-field models”.
    Stenda referāts zinātniskajā konferencē: "Element Specific Structure Determination in Materials on Nanometer and Sub-Nanometer Scales using modern X-Ray and Neutron Techniques", 26.04.-30.04.2015, Bad Honnef, Germany.

  • Yu. A. Mastrikov, E. A. Kotomin, R. Merkle, M. M. Kuklja, J. Maier,
    "Ab initio modelling of oxygen vacancies formation and migration in the bulk and on the surface of complex perovskites for solid oxide fuel cell cathodes". Stenda referāts zinātniskajā konferencē: E-MRS 2015 Spring Meeting, 11.05.-15.05.15, Lille, Francija.

  • A. Kuzmin,
    ”First-principles study of the effect of uniaxial pressure on α-SnWO4”.
    Stenda referāts zinātniskajā konferencē: "EuroNanoForum-2015", 10.06.-12.06.15, Riga, Latvia.



Tehnoloģijas apraksts
    A. Kuzmins, "Starpatomu potenciālu parametru iegūšanas tehnoloģija no rentgenabsorbcijas spektriem" (LU CFI).




Ieguldījums tavā nākotnē

ESF
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CFI LU

Projekta realizācijas vieta:
Latvijas Universitātes
Cietvielu fizikas institūts